One vertex per element, one color per generator, with an edge from x to x·s.
(2,4)(7,11)(10,12)(13,14)(15,19)(16,18)(17,20)(21,23)(22,27)(24,26)(25,28)(29,30,33,36)(31,37,39,34)(32,40,42,35)(38,43,41,44)(6,9)(10,12)(14,16)(19,21)(20,24)(27,28)(29,31,33,39)(30,34,36,37)(32,38,42,41)(35,43,40,44)(5,6)(7,10)(8,9)(11,12)(13,15,18,23)(14,19,16,21)(17,25,26,22)(20,28,24,27)(29,31)(30,34)(32,41)(33,39)(35,44)(36,37)(38,42)(40,43)(1,2,3,4)(5,7)(6,10)(8,11)(9,12)(13,16,18,14)(15,21,23,19)(17,20,26,24)(22,27,25,28)(29,30)(31,34)(32,40)(33,36)(35,42)(37,39)(38,44)(41,43)(13,17,18,26)(14,20,16,24)(15,22,23,25)(19,27,21,28)(29,32,33,42)(30,35,36,40)(31,38,39,41)(34,43,37,44)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.